Expansion
[ ɪk'spænʃən ]
第3级
其它 Other
n. 扩大;扩张;扩张物;膨胀物;
💡 词根助记
ex出+pans扩展+ion表表名词，构成抽象名词 →扩张，expanse扩大
📝 例句
The new factory is large, to allow room for expansion.
新工厂很大,有地方可以扩展。
The suburbs are an expansion of cities.
郊区是城市的延伸。
The runway of this airport is undergoing expansion to accommodate large planes.
这个机场的跑道正在扩建以适应大型飞机起落。
A gas is cooled by expansion and heated by compression.
气体膨胀时冷却，压缩时变热。
The new factory is large, to allow room for expansion.
新工厂很大,有地方可以扩展。
✅ 同义词
🔴 反义词
🔤 词根
-pend-表示“悬挂”
常见变体有-pens-
📖 牛津释义
expansion
n[U]
action of expanding; state of being expanded 扩大; 扩展; 膨胀
the expansion of gases when heated 气体受热时的膨胀
the expansion of his business interests 他的商业利益的增加
the expansion of the school system 学校机构的扩大.
🎯 考研助记
expand(v.膨胀)-expansion(n.膨胀、扩张)
🔁 扩展释义
*[ik'spænʃәn]n. 扩充, 开展, 膨胀【计】 扩展【化】 扩展; 扩建; 膨胀【医】 扩张, 膨胀【经】 扩充, 扩大, 膨胀
🌿 同词根单词
📖 同为「CET-4」词汇
查看全部CET-4词汇 ›🗣️ 情景例句
The earth shook for quite a while.
地面震动了好一阵子。
Yes, that's a good idea. But I have another difficulty. My written English isn't very good either.
是的，这主意不错。但我还有另外一个难题。我的书面英语也不好。
She's not in the office right now.
她现在不在办公室。